Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dung phat n2 snippets" » "dung phan n2 snippets", "dang phat n2 snippets", "dung chat n2 snippets", "dung nhat n2 snippets", "dung phap n2 snippets", "dung phuat na snippets", "dung phat n2 slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung phat n2 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung phat n2 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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